Home / 113,394.08-170,129.56-50,205.50

Finding the Fourth Proportional to 113,394.08, 170,129.56 and 50,205.50

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Solution

The fourth proportional to 113,394.08, 170,129.56 and 50,205.50 is: 75,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,394.08 : 170,129.56 = 50,205.50 : x
  2. Step 2: Convert to fraction form
    113,394.08/170,129.56 = 50,205.50/x
  3. Step 3: Cross multiply
    113,394.08x = 170,129.56 × 50,205.50
  4. Step 4: Simplify right side
    113,394.08x = 8,541,439,624.58
  5. Step 5: Solve for x
    x = 8,541,439,624.58/113,394.08
  6. Step 6: Final answer
    x = 75,325.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.